CN112181016A - Temperature control method and device of storage cabinet and control equipment - Google Patents
Temperature control method and device of storage cabinet and control equipment Download PDFInfo
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- CN112181016A CN112181016A CN202010969855.0A CN202010969855A CN112181016A CN 112181016 A CN112181016 A CN 112181016A CN 202010969855 A CN202010969855 A CN 202010969855A CN 112181016 A CN112181016 A CN 112181016A
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- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000001704 evaporation Methods 0.000 claims abstract description 62
- 230000008020 evaporation Effects 0.000 claims abstract description 60
- 230000005494 condensation Effects 0.000 claims abstract description 56
- 238000009833 condensation Methods 0.000 claims abstract description 56
- 238000010438 heat treatment Methods 0.000 claims description 26
- 238000004321 preservation Methods 0.000 claims description 14
- 238000004590 computer program Methods 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 abstract description 4
- 235000013305 food Nutrition 0.000 description 11
- 230000006870 function Effects 0.000 description 10
- 238000005057 refrigeration Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 239000003507 refrigerant Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 235000012054 meals Nutrition 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
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Abstract
The invention provides a temperature control method, a device and control equipment of a storage cabinet, wherein the storage cabinet comprises a main cabinet and at least one auxiliary cabinet, the auxiliary cabinet at least comprises a temperature sensor and a temperature adjusting device, the temperature adjusting device at least comprises an evaporation electromagnetic valve, a condensation electromagnetic valve and a microwave generator, and the method comprises the following steps: detecting a current temperature value in a target auxiliary cabinet through a target temperature sensor, wherein the target temperature sensor is arranged in the target auxiliary cabinet, and the target auxiliary cabinet is any one of the at least one auxiliary cabinet; comparing the current temperature value with a preset range; and controlling the switch of the temperature adjusting device in the target auxiliary cabinet according to the comparison result. The technical problem that the temperature in the storage cabinet cannot be flexibly controlled in the related technology is solved through the invention.
Description
Technical Field
The invention relates to the field of electricity, in particular to a temperature control method and device of a storage cabinet and control equipment.
Background
In daily life, the freezing and refrigerating functions can guarantee quality and keep fresh of food, the taste of the food can be increased sometimes, and the food can be preserved by using a common refrigerator. However, for office workers busy in companies, most of the takeaway or heat preservation cassette rice solves the problem of eating, and the quality of life is greatly reduced. Sometimes, the office workers bring meals prepared in the morning and eat the meals in the noon, but the quality and the taste of the foods can be lost by keeping the meals warm for a long time, and the foods become cool or the foods are damaged if the meals are not kept warm. The existing distribution cabinet does not lack a refrigeration function, the heating function of the distribution cabinet basically depends on electric heating, the distribution cabinet is complex to operate and inflexible, and extremely poor experience is brought to users.
In view of the above technical problems in the related art, no effective solution has been proposed at present.
Disclosure of Invention
The embodiment of the invention provides a temperature control method, a temperature control device and temperature control equipment of a storage cabinet, and at least solves the technical problem that the temperature in the storage cabinet cannot be flexibly controlled in the related technology.
According to an embodiment of the present invention, there is provided a temperature control method of a storage cabinet including a main cabinet and at least one sub-cabinet including at least a temperature sensor and a temperature adjusting device including at least an evaporation solenoid valve, a condensation solenoid valve and a microwave generator, including: detecting a current temperature value in a target auxiliary cabinet through a target temperature sensor, wherein the target temperature sensor is arranged in the target auxiliary cabinet, and the target auxiliary cabinet is any one of the at least one auxiliary cabinet; comparing the current temperature value with a preset range; and controlling the switch of the temperature adjusting device in the target auxiliary cabinet according to the comparison result.
Optionally, if the temperature of the target sub-cabinet stored at constant temperature is set to a first preset value, where the preset range represents a first precision range of the first preset value, and controlling a switch of a temperature adjustment device in the target sub-cabinet according to a comparison result at least includes: if the current temperature value is detected to be smaller than the minimum temperature value within the first precision range within the continuous first preset time, the condensation electromagnetic valve is opened, and the evaporation electromagnetic valve is closed; if the current temperature value is detected to be greater than the maximum temperature value within the first precision range within the continuous first preset time, the evaporation electromagnetic valve is opened, and the condensation electromagnetic valve is closed; and if the current temperature value is detected to be within the first precision range within the continuous first preset time, closing the evaporation electromagnetic valve and the condensation electromagnetic valve.
Optionally, the target secondary cabinet further includes a timing device, and the method further includes: detecting whether the current time reaches a second preset time set based on the timing device or not through a central processing unit of the main cabinet, wherein the second preset time represents the time for starting a microwave generator; if the current time does not reach the second preset time, continuously keeping in a heat preservation mode; and if the current time reaches the second preset time, delaying a third preset time to close the condensation electromagnetic valve and the evaporation electromagnetic valve.
Optionally, the preset range is a second preset range, and controlling the switch of the temperature adjustment device in the target sub-cabinet according to the comparison result at least includes: if the current temperature value is detected to be greater than the maximum temperature value in the second preset range within the continuous fourth preset time, starting the microwave generator, and heating through the microwave for the fifth preset time; if the current temperature value is detected to be smaller than the minimum temperature value in the second preset range within the continuous fourth preset time, starting the microwave generator, and heating through the microwave for the sixth preset time; and if the current temperature value is detected to be in the second preset range in the continuous fourth preset time, starting the microwave generator, and heating for the seventh preset time through the microwave.
Optionally, if the temperature of the target sub-cabinet stored at constant temperature is set to a second preset value, and the preset range represents a second precision range of the second preset value, the method at least further includes: if the current temperature value is detected to be smaller than the minimum temperature value within the second precision range within the continuous first preset time, the condensation electromagnetic valve is opened, and the evaporation electromagnetic valve is closed; if the current temperature value is detected to be greater than the maximum temperature value within the second precision range within the continuous first preset time, the evaporation electromagnetic valve is opened, and the condensation electromagnetic valve is closed; and if the current temperature value is detected to be within the second precision range continuously within the first preset time, closing the evaporation electromagnetic valve and the condensation electromagnetic valve.
Optionally, the controlling the switch of the temperature adjustment device in the target sub-cabinet according to the comparison result includes: and starting the microwave generator after delaying the eighth preset time.
Optionally, the method further includes: if the current temperature value is detected to be larger than the maximum temperature value of a third preset range of constant-temperature storage of the target auxiliary cabinet within the ninth preset time, starting the evaporation electromagnetic valve; otherwise, the switch of the temperature adjusting device is closed.
According to an embodiment of the present invention, there is provided a temperature control apparatus of a storage cabinet, the storage cabinet including a main cabinet and at least one sub-cabinet, the sub-cabinet including at least a temperature sensor and a temperature adjusting apparatus, the temperature adjusting apparatus including at least an evaporation solenoid valve, a condensation solenoid valve and a microwave generator, including: the first detection module is used for detecting the current temperature value in a target auxiliary cabinet through a target temperature sensor, wherein the target temperature sensor is arranged in the target auxiliary cabinet; the first comparison module is used for comparing the current temperature value with a preset range; and the first control module is used for controlling the switch of the temperature adjusting device in the target auxiliary cabinet according to the comparison result.
Optionally, if the temperature of the target sub-cabinet stored at constant temperature is set to a first preset value, and the preset range represents a first precision range of the first preset value, the first control module at least includes: the first control unit is used for opening the condensation electromagnetic valve and closing the evaporation electromagnetic valve if the current temperature value is detected to be smaller than the minimum temperature value within the first precision range continuously within a first preset time; the second control unit is used for opening the evaporation electromagnetic valve and closing the condensation electromagnetic valve if the current temperature value is detected to be greater than the maximum temperature value within the first precision range continuously within a first preset time; and the third control unit is used for closing the evaporation electromagnetic valve and the condensation electromagnetic valve if the current temperature value is detected to be within the first precision range continuously within a first preset time.
Optionally, the target sub-cabinet further includes a timing device, and the apparatus further includes: the second detection module is used for detecting whether the current time reaches a second preset time set by the timing device or not through the central processing unit of the main cabinet, wherein the second preset time represents the time for starting the microwave generator; the judging module is used for continuously keeping in a heat preservation mode if the current time does not reach the second preset time; and if the current time reaches the second preset time, delaying a third preset time to close the condensation electromagnetic valve and the evaporation electromagnetic valve.
Optionally, the preset range is a second preset range, and the first control module at least includes: the fourth control unit is used for starting the microwave generator and continuing microwave heating for a fifth preset time if the current temperature value is detected to be greater than the maximum temperature value in the second preset range for the fourth preset time; the fifth control unit is used for starting the microwave generator and continuing microwave heating for a sixth preset time if the current temperature value is detected to be smaller than the minimum temperature value in the second preset range continuously for the fourth preset time; and the sixth control unit is used for starting the microwave generator and continuing microwave heating for a seventh preset time if the current temperature value is detected to be in the second preset range continuously for the fourth preset time.
Optionally, if the temperature of the target sub-cabinet stored at constant temperature is set to a second preset value, and the preset range represents a second precision range of the second preset value, the apparatus is further configured to: if the current temperature value is detected to be smaller than the minimum temperature value within the second precision range within the continuous first preset time, the condensation electromagnetic valve is opened, and the evaporation electromagnetic valve is closed; if the current temperature value is detected to be greater than the maximum temperature value within the second precision range within the continuous first preset time, the evaporation electromagnetic valve is opened, and the condensation electromagnetic valve is closed; and if the current temperature value is detected to be within the second precision range continuously within the first preset time, closing the evaporation electromagnetic valve and the condensation electromagnetic valve.
Optionally, the first control module includes: and the starting unit is used for starting the microwave generator by delaying the eighth preset time.
Optionally, the apparatus further comprises: the processing module is used for starting the evaporation electromagnetic valve if the current temperature value is detected to be greater than the maximum temperature value of a third preset range stored in the target auxiliary cabinet at constant temperature for a ninth preset time; otherwise, the switch of the temperature adjusting device is closed.
According to yet another embodiment of the present invention, there is also provided a control apparatus including the device of any one of the above.
According to a further embodiment of the present invention, there is also provided a storage medium having a computer program stored therein, wherein the computer program is arranged to perform the steps of any of the above method embodiments when executed.
According to the invention, the temperature sensor and the temperature adjusting device are arranged in the auxiliary cabinet of the storage cabinet, wherein the temperature adjusting device at least comprises an evaporation electromagnetic valve, a condensation electromagnetic valve and a microwave generator, and the current temperature value in the auxiliary cabinet is detected through the temperature sensor; then comparing with a preset temperature range; the switch of the temperature adjusting device in the target auxiliary cabinet is controlled according to the comparison result, so that accurate temperature control is automatically realized by using a set value unit, and the environmental temperature of the auxiliary cabinet can be automatically controlled by cooling, heat preservation, heating and the like according to the storage state conversion of the storage objects in the cabinet. The technical problem that the temperature in the storage cabinet cannot be flexibly controlled in the related technology is solved through the invention.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a block diagram of a hardware structure of a mobile terminal to which a temperature control method of a locker according to an embodiment of the present invention is applied;
FIG. 2 is a flow chart of a method for controlling the temperature of a cabinet according to an embodiment of the present invention;
FIG. 3 is an exemplary diagram of a temperature control of a cabinet provided by an embodiment of the present invention, according to an embodiment of the present invention;
FIG. 4 is an exemplary diagram providing a controlled microwave heating according to an embodiment of the present invention;
FIG. 5 is a block diagram of a temperature control device of a storage cabinet according to an embodiment of the present invention.
Detailed Description
The invention will be described in detail hereinafter with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
Example 1
The method provided by the first embodiment of the present application may be executed in a mobile terminal, a computer terminal, or a similar computing device. Taking the operation on the mobile terminal as an example, fig. 1 is a hardware structure block diagram of the application of the temperature control method of the locker to the mobile terminal according to the embodiment of the present invention. As shown in fig. 1, the mobile terminal may include one or more (only one shown in fig. 1) processors 102 (the processor 102 may include, but is not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA) and a memory 104 for storing data, and optionally may also include a transmission device 106 for communication functions and an input-output device 108. It will be understood by those skilled in the art that the structure shown in fig. 1 is only an illustration, and does not limit the structure of the mobile terminal. For example, the mobile terminal may also include more or fewer components than shown in FIG. 1, or have a different configuration than shown in FIG. 1.
The memory 104 may be used to store computer programs, such as software programs and modules of application software, for example, a computer program corresponding to a temperature control method of a locker in the embodiment of the present invention, and the processor 102 executes various functional applications and data processing by running the computer program stored in the memory 104, so as to implement the method. The memory 104 may include high speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some examples, the memory 104 may further include memory located remotely from the processor 102, which may be connected to the mobile terminal over a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The transmission device 106 is used for receiving or transmitting data via a network. Specific examples of the network described above may include a wireless network provided by a communication provider of the mobile terminal. In one example, the transmission device 106 includes a Network adapter (NIC), which can be connected to other Network devices through a base station so as to communicate with the internet. In one example, the transmission device 106 may be a Radio Frequency (RF) module, which is used for communicating with the internet in a wireless manner.
The storage cabinet is lacking in the market, so that the food can be refrigerated and heated, and meanwhile, the temperature is accurately controlled according to the requirements of customers; the invention provides a temperature control method of a storage cabinet, aiming at the technical problem that the existing storage cabinet can not flexibly control the temperature in the storage cabinet, wherein the storage cabinet comprises a main cabinet and at least one auxiliary cabinet, the auxiliary cabinet at least comprises a temperature sensor and a temperature adjusting device, and the temperature adjusting device at least comprises an evaporation electromagnetic valve, a condensation electromagnetic valve and a microwave generator; FIG. 2 is a flow chart of a method for controlling the temperature of a storage cabinet according to an embodiment of the present invention, as shown in FIG. 2, the flow chart includes the following steps:
step S202, detecting a current temperature value in a target auxiliary cabinet through a target temperature sensor, wherein the target temperature sensor is arranged in the target auxiliary cabinet, and the target auxiliary cabinet is any one of at least one auxiliary cabinet;
optionally, the storage cabinet in this embodiment is a multifunctional intelligent storage cabinet which integrates a compressor, a condenser, an evaporator, a throttle valve, a control element, a unit storage box and a fan and can realize various working conditions. The condensing fan and the evaporating fan are variable frequency fans; optionally, the condensing fan is positioned above the main cabinet, and the evaporating fan is positioned behind the main cabinet; the condenser and the evaporator are respectively provided with n branches (depending on n unit storage cabinets (namely the auxiliary cabinets), and each branch is provided with an electromagnetic valve comprising an evaporation electromagnetic valve and a condensation electromagnetic valve and used for controlling the on-off of the evaporator and the condenser in the unit storage cabinet.
In addition, each auxiliary cabinet at least comprises one temperature sensor, and the ambient temperature in the auxiliary cabinet is detected in real time through the temperature sensor.
Step S204, comparing the current temperature value with a preset range;
each unit storage cabinet (namely the auxiliary cabinet) in the embodiment can realize constant temperature storage and microwave heating functions within a preset range (for example, 10 ℃ below zero to 50 ℃).
And step S206, controlling the on-off of the temperature adjusting device in the target auxiliary cabinet according to the comparison result.
According to the embodiment, the temperature sensor and the temperature adjusting device are arranged in the auxiliary cabinet of the storage cabinet, wherein the temperature adjusting device at least comprises the evaporation electromagnetic valve, the condensation electromagnetic valve and the microwave generator, and the current temperature value in the auxiliary cabinet is detected through the temperature sensor; then comparing with a preset temperature range; the switch of the temperature adjusting device in the target auxiliary cabinet is controlled according to the comparison result, so that accurate temperature control is automatically realized by using a set value unit, and the environmental temperature in the auxiliary cabinet is automatically controlled by cooling, heat preservation, heating and the like according to the change of the storage state of the stored objects in the cabinet. The technical problem that the temperature in the storage cabinet cannot be flexibly controlled in the related technology is solved through the invention.
In an embodiment of the present disclosure, if the temperature of the target sub-cabinet stored at constant temperature is set to a first preset value, and the preset range represents a first precision range of the first preset value, the controlling the switch of the temperature adjusting device in the target sub-cabinet according to the comparison result at least includes: if the current temperature value is detected to be smaller than the minimum temperature value within the first precision range within the continuous first preset time, the condensation electromagnetic valve is opened, and the evaporation electromagnetic valve is closed; if the current temperature value is detected to be greater than the maximum temperature value within the first precision range within the continuous first preset time, the evaporation electromagnetic valve is opened, and the condensation electromagnetic valve is closed; and if the current temperature value is detected to be within the first precision range continuously within the first preset time, closing the evaporation electromagnetic valve and the condensation electromagnetic valve.
Aiming at a refrigeration system, the refrigeration system at least comprises a compressor, a condenser, a throttling device and an evaporator, and the connection process of a complete refrigeration system is as follows: the connection of the pipeline is that the exhaust port of the compressor is connected to one end of the condenser by the pipeline, the other end of the condenser is connected to the throttling device by the pipeline and then connected to one end of the evaporator by the pipeline, the other end of the evaporator is finally connected to the air suction port of the compressor by the pipeline, the characteristic that the refrigerant can boil and evaporate at low temperature is utilized in the whole refrigeration process, and the refrigeration is carried out by the principle that the refrigerant can evaporate and absorb the ambient heat in the process of changing the liquid state into the gas state; the compressor is used for sucking (compressing) low-temperature low-pressure refrigerant gas which is heat-exchanged (absorbs heat) in the system through the evaporator, and the low-temperature low-pressure refrigerant gas is changed into high-pressure high-temperature gas through the compressor, and the high-pressure high-temperature gas is conveyed into the condenser through the pipeline (is cooled to release heat) to be changed into medium-temperature high-pressure liquid, and then the medium-temperature high-pressure liquid is conveyed to the throttling valve device through the pipeline (is throttled and decompressed), so that the refrigerant is decompressed into low-temperature low-pressure gas-liquid mixture, and then enters the evaporator to be. Alternatively, refrigeration can be performed without a compressor, such as absorption refrigeration semiconductor refrigeration and the like, and in any case the refrigeration must be performed by heat exchange.
FIG. 3 is an exemplary diagram of a temperature control of a cabinet according to an embodiment of the present invention, as shown in FIG. 3, the process is as follows: taking a unit locker as an example, assuming that the storage temperature of the unit locker is set to T ℃ (i.e. the first preset value), the unit precision is set to Δ T ℃, the temperature sensor detects the unit temperature T (the current temperature value in the storage cabinet), and the main board (i.e. the CPU of the storage cabinet) judges the relationship between T and T ± Δ T ℃:
1. if the detected temperature T is less than T-delta T (namely the current temperature value is less than the minimum value of the precision range) for 3s (namely the first time interval), the unit condensation electromagnetic valve (namely the condensation electromagnetic valve) is opened, and the unit evaporation electromagnetic valve (namely the evaporation electromagnetic valve) is closed;
2. if the detection time T is more than T + delta T (namely the current temperature value is more than the maximum temperature value of the precision range) continuously for 3s, the unit evaporation electromagnetic valve is opened, and the unit condensation electromagnetic valve is closed;
3. and if the temperature is detected for 3s continuously, the temperature is more than or equal to T and less than or equal to T plus delta T (namely the current temperature value is in the precision range), the unit condensation electromagnetic valve and the unit evaporation electromagnetic valve are closed.
In one example, assuming that the unit locker storage temperature is set to 5 ℃, the accuracy Δ t ℃ is ± 1 ℃, the current temperature sensor detects the unit temperature t; if t is detected to be more than or equal to 6 ℃ for 4s continuously (namely the first preset time), the unit evaporation electromagnetic valve is opened, and the unit condensation electromagnetic valve is closed; if t is detected to be less than or equal to 4 ℃ for 4 seconds continuously, the unit condensation electromagnetic valve is opened, and the unit evaporation electromagnetic valve is closed; if t is more than or equal to 4 ℃ and less than or equal to 6 ℃ continuously detected for 4s, the unit condensation electromagnetic valve and the unit evaporation electromagnetic valve are closed. Thereby realizing the preservation at a constant temperature (t is more than or equal to 4 ℃ and less than or equal to 6 ℃).
Through the embodiment, the accurate temperature control can be automatically realized through the set value unit, the constant temperature storage (for example, the constant temperature storage at 20 degrees) can be realized, the environmental temperature in the auxiliary cabinet can be automatically controlled according to the storage state conversion of the storage objects in the cabinet, the accurate temperature control is matched, and the state is monitored and changed in real time, so that the accurate automatic control of the temperature in the storage cabinet is realized.
Preferably, the starting and stopping of the condensation electromagnetic valve or the evaporation electromagnetic valve are automatically controlled according to the set time, and the problem of inconvenience in manual monitoring can be solved.
In another optional embodiment of the present disclosure, the target sub-cabinet further comprises a timing device, and the method further comprises: detecting whether the current time reaches a second preset time set based on a timing device or not through a central processing unit of the main cabinet, wherein the second preset time represents the time for starting the microwave generator; if the current time does not reach the second preset time, continuously keeping in a heat preservation mode; and if the current time reaches the second preset time, delaying the third preset time to close the condensation electromagnetic valve and the evaporation electromagnetic valve.
In this embodiment, a timing device is arranged in the secondary cabinet, so that a user can conveniently set a unit microwave heating time point, and if N is assumed, when the CPU of the main board main cabinet detects that the current time reaches a time point N (i.e., the second preset time), optionally, the evaporation electromagnetic valve and the condensation electromagnetic valve are turned off in a delayed manner (for example, delayed by 5s) so as to start a microwave heating function; if the time point N is not reached, the original state is kept inconvenient, namely the condensing electromagnetic valve is started, and the heat preservation mode is entered.
Optionally, the preset range is a second preset range, and controlling the switch of the temperature adjustment device in the target sub-cabinet according to the comparison result at least includes: if the current temperature value is detected to be larger than the maximum temperature value in the second preset range within the continuous fourth preset time, starting a microwave generator, and heating by microwave for the fifth preset time; if the current temperature value is detected to be smaller than the minimum temperature value in the second preset range within the continuous fourth preset time, starting a microwave generator, and heating through microwaves for the sixth preset time; and if the current temperature value is detected to be in the second preset range in the continuous fourth preset time, starting the microwave generator, and heating for the seventh preset time through the microwave.
Preferably, the controlling of the switch of the temperature adjustment device in the target sub-cabinet according to the comparison result includes: and starting the microwave generator after delaying the eighth preset time.
According to the above embodiment, fig. 4 is an exemplary diagram for controlling microwave heating according to the embodiment of the present invention, as shown in fig. 4, the user sets the unit microwave heating time point to be N (i.e. the second preset time), at the time point N when the main board detects the arrival, the evaporation solenoid valve and the condensation solenoid valve are turned off with delay (e.g. 5s), the temperature sensor detects the unit temperature t (i.e. the current temperature), and the main board CPU determines the relationship between t and t1 ℃ and t2 ℃ (t1 ≦ t 2):
1. detecting T > T2 deg.C (i.e. the current temperature value is greater than the maximum value of the second preset range) for 10s continuously (i.e. the fourth preset time), delaying the start of the microwave generator for 10s (i.e. the eighth preset time), and continuing for T1 (i.e. the fifth preset time) minutes;
2. detecting for 10s continuously for T < T1 deg.C (i.e. the current temperature value is less than the minimum temperature value in the second preset range), delaying the start of the microwave generator for 10s, and continuing for T2 minutes (i.e. the sixth preset time);
3. and detecting T2 ℃ when T1 is not less than T3578 (namely the current temperature value is in the second preset range) continuously for 10s, and delaying the start of the microwave generator for 10s for T3 minutes (namely the seventh preset time).
If the temperature of the target auxiliary cabinet stored at constant temperature is set as a second preset value, the preset range represents a second precision range of the second preset value, and the method at least comprises the following steps: if the current temperature value is detected to be smaller than the minimum temperature value within the second precision range within the continuous first preset time, the condensation electromagnetic valve is opened, and the evaporation electromagnetic valve is closed; if the current temperature value is detected to be greater than the maximum temperature value within the second precision range within the continuous first preset time, the evaporation electromagnetic valve is opened, and the condensation electromagnetic valve is closed; and if the current temperature value is detected to be within the second precision range continuously within the first preset time, closing the evaporation electromagnetic valve and the condensation electromagnetic valve.
Preferably, after microwave heating, the method further comprises detecting the heated temperature and then performing constant temperature preservation (for example, 50 ℃ high temperature constant temperature preservation).
In an alternative example, the controlling the switch of the temperature adjustment device in the target sub-cabinet according to the comparison result includes: and starting the microwave generator after delaying the eighth preset time.
In another optional embodiment of this case, still include: if the current temperature value detected in the ninth preset time is larger than the maximum temperature value of the third preset range stored in the target auxiliary cabinet at constant temperature, the evaporation electromagnetic valve is started; otherwise, the switch of the temperature adjusting device is closed.
In the example of the present application, the microwave post-heat-preservation control: and if the detection time t is less than 50 ℃ continuously for 10s (namely the maximum temperature value of the third preset range of the target auxiliary cabinet for constant-temperature storage), starting the condensation electromagnetic valve, otherwise, keeping all the elements of the unit in a closed state.
The multifunctional storage cabinet provided by the embodiment of the invention can integrate various functions of food freezing, refrigerating, heat preservation and heating, realizes integration of food from 'raw' to 'cooked', and can meet the requirements of people in each stage. The storage cabinet can be widely placed in office buildings or commercial buildings of various cities, and workers can store self-carried food or takeaway in the storage cabinet, set time, temperature, functions and the like according to requirements, and obtain the desired food state after the set time is up. In addition, the functions of remote monitoring and remote setting can be realized.
Example 2
In this embodiment, a temperature control device for a storage cabinet is further provided, and the temperature control device is used to implement the above embodiments and preferred embodiments, which have already been described and will not be described again. As used below, the term "module" may be a combination of software and/or hardware that implements a predetermined function. Although the means described in the embodiments below are preferably implemented in software, an implementation in hardware, or a combination of software and hardware is also possible and contemplated.
FIG. 5 is a block diagram showing a configuration of a temperature control apparatus of a storage cabinet according to an embodiment of the present invention, the storage cabinet including a main cabinet and at least one sub-cabinet, the sub-cabinet including at least a temperature sensor and a temperature adjusting apparatus, the temperature adjusting apparatus including at least an evaporation solenoid valve, a condensation solenoid valve and a microwave generator, as shown in FIG. 5, including: the first detection module 50 is configured to detect a current temperature value in the target auxiliary cabinet through a target temperature sensor, where the target temperature sensor is disposed in the target auxiliary cabinet; a first comparing module 52, connected to the first detecting module 50, for comparing the current temperature value with a preset range; and a first control module 54, connected to the first comparing module 52, for controlling the on/off of the temperature adjusting device in the target sub-cabinet according to the comparison result.
Optionally, if the temperature of the target sub-cabinet stored at constant temperature is set to be a first preset value, and the preset range represents a first precision range of the first preset value, the first control module 54 at least includes: the first control unit is used for opening the condensation electromagnetic valve and closing the evaporation electromagnetic valve if the current temperature value is detected to be smaller than the minimum temperature value within the first precision range continuously within the first preset time; the second control unit is used for opening the evaporation electromagnetic valve and closing the condensation electromagnetic valve if the current temperature value is detected to be greater than the maximum temperature value within the first precision range continuously within the first preset time; and the third control unit is used for closing the evaporation electromagnetic valve and the condensation electromagnetic valve if the current temperature value is detected to be within the first precision range continuously within the first preset time.
Optionally, the target sub-cabinet further includes a timing device, and the apparatus further includes: the second detection module is used for detecting whether the current time reaches a second preset time set by the timing device or not through the central processing unit of the main cabinet, wherein the second preset time represents the time for starting the microwave generator; the judging module is used for continuously keeping in a heat preservation mode if the current time does not reach a second preset time; and if the current time reaches the second preset time, delaying the third preset time to close the condensation electromagnetic valve and the evaporation electromagnetic valve.
Optionally, the preset range is a second preset range, and the first control module 54 at least includes: the fourth control unit is used for starting the microwave generator and continuing microwave heating for a fifth preset time if the current temperature value detected in the fourth preset time is greater than the maximum temperature value in the second preset range; the fifth control unit is used for starting the microwave generator and continuing microwave heating for a sixth preset time if the current temperature value detected in the fourth preset time is less than the minimum temperature value in the second preset range; and the sixth control unit is used for starting the microwave generator and continuing the microwave heating for the seventh preset time if the current temperature value is detected to be in the second preset range continuously for the fourth preset time.
Optionally, if the temperature of the target sub-cabinet stored at constant temperature is set to a second preset value, and the preset range represents a second precision range of the second preset value, the apparatus is further configured to: if the current temperature value is detected to be smaller than the minimum temperature value within the second precision range within the continuous first preset time, the condensation electromagnetic valve is opened, and the evaporation electromagnetic valve is closed; if the current temperature value is detected to be greater than the maximum temperature value within the second precision range within the continuous first preset time, the evaporation electromagnetic valve is opened, and the condensation electromagnetic valve is closed; and if the current temperature value is detected to be within the second precision range continuously within the first preset time, closing the evaporation electromagnetic valve and the condensation electromagnetic valve.
Optionally, the first control module 54 includes: and the starting unit is used for starting the microwave generator after delaying the eighth preset time.
Optionally, the apparatus further comprises: the processing module is used for starting the evaporation electromagnetic valve if the current temperature value detected in the ninth preset time is larger than the maximum temperature value in the third preset range stored in the target auxiliary cabinet at constant temperature; otherwise, the switch of the temperature adjusting device is closed.
It should be noted that, the above modules may be implemented by software or hardware, and for the latter, the following may be implemented, but not limited to: the modules are all positioned in the same processor; alternatively, the modules are respectively located in different processors in any combination.
Example 3
Embodiments of the present invention also provide a storage medium having a computer program stored therein, wherein the computer program is arranged to perform the steps of any of the above method embodiments when executed.
Alternatively, in the present embodiment, the storage medium may be configured to store a computer program for executing the steps of:
s1, detecting a current temperature value in a target auxiliary cabinet through a target temperature sensor, wherein the target temperature sensor is arranged in the target auxiliary cabinet, and the target auxiliary cabinet is any one of the at least one auxiliary cabinet;
s2, comparing the current temperature value with a preset range;
and S3, controlling the switch of the temperature adjusting device in the target auxiliary cabinet according to the comparison result.
Optionally, in this embodiment, the storage medium may include, but is not limited to: various media capable of storing computer programs, such as a usb disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic disk, or an optical disk.
It will be apparent to those skilled in the art that the modules or steps of the present invention described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and alternatively, they may be implemented by program code executable by a computing device, such that they may be stored in a storage device and executed by a computing device, and in some cases, the steps shown or described may be performed in an order different than that described herein, or they may be separately fabricated into individual integrated circuit modules, or multiple ones of them may be fabricated into a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A method for controlling the temperature of a storage cabinet comprising a main cabinet and at least one secondary cabinet, characterized in that said secondary cabinet comprises at least a temperature sensor and a temperature regulation device comprising at least an evaporation solenoid valve, a condensation solenoid valve and a microwave generator, comprising:
detecting a current temperature value in a target auxiliary cabinet through a target temperature sensor, wherein the target temperature sensor is arranged in the target auxiliary cabinet, and the target auxiliary cabinet is any one of the at least one auxiliary cabinet;
comparing the current temperature value with a preset range;
and controlling the switch of the temperature adjusting device in the target auxiliary cabinet according to the comparison result.
2. The method of claim 1, wherein if the temperature of the target sub-cabinet at which the target sub-cabinet is stored at the constant temperature is set to a first preset value, the preset range representing a first accuracy range of the first preset value, the controlling the switch of the thermostat in the target sub-cabinet according to the comparison result at least comprises:
if the current temperature value is detected to be smaller than the minimum temperature value within the first precision range within the continuous first preset time, the condensation electromagnetic valve is opened, and the evaporation electromagnetic valve is closed;
if the current temperature value is detected to be greater than the maximum temperature value within the first precision range within the continuous first preset time, the evaporation electromagnetic valve is opened, and the condensation electromagnetic valve is closed;
and if the current temperature value is detected to be within the first precision range within the continuous first preset time, closing the evaporation electromagnetic valve and the condensation electromagnetic valve.
3. The method of claim 2, wherein the target secondary cabinet further comprises a timing device, the method further comprising:
detecting whether the current time reaches a second preset time set based on the timing device or not through a central processing unit of the main cabinet, wherein the second preset time represents the time for starting a microwave generator;
if the current time does not reach the second preset time, continuously keeping in a heat preservation mode; and if the current time reaches the second preset time, delaying a third preset time to close the condensation electromagnetic valve and the evaporation electromagnetic valve.
4. The method according to claim 1, wherein the preset range is a second preset range, and the controlling the switch of the thermostat in the target sub-cabinet according to the comparison result at least comprises:
if the current temperature value is detected to be greater than the maximum temperature value in the second preset range within the continuous fourth preset time, starting the microwave generator, and heating through the microwave for the fifth preset time;
if the current temperature value is detected to be smaller than the minimum temperature value in the second preset range within the continuous fourth preset time, starting the microwave generator, and heating through the microwave for the sixth preset time;
and if the current temperature value is detected to be in the second preset range in the continuous fourth preset time, starting the microwave generator, and heating for the seventh preset time through the microwave.
5. The method of claim 4, wherein if the temperature of the target sub-tank for isothermal storage is set to a second preset value, the preset range representing a second accuracy range of the second preset value, the method further comprises at least:
if the current temperature value is detected to be smaller than the minimum temperature value within the second precision range within the continuous first preset time, the condensation electromagnetic valve is opened, and the evaporation electromagnetic valve is closed;
if the current temperature value is detected to be greater than the maximum temperature value within the second precision range within the continuous first preset time, the evaporation electromagnetic valve is opened, and the condensation electromagnetic valve is closed;
and if the current temperature value is detected to be within the second precision range continuously within the first preset time, closing the evaporation electromagnetic valve and the condensation electromagnetic valve.
6. The method of claim 4, wherein controlling the switching of the thermostat in the target sub-cabinet based on the comparison comprises:
and starting the microwave generator after delaying the eighth preset time.
7. The method of claim 5, further comprising:
if the current temperature value is detected to be larger than the maximum temperature value of a third preset range of constant-temperature storage of the target auxiliary cabinet within the ninth preset time, starting the evaporation electromagnetic valve; otherwise, the switch of the temperature adjusting device is closed.
8. A temperature control apparatus of a locker including a main cabinet and at least one sub-cabinet, wherein the sub-cabinet includes at least a temperature sensor and a temperature adjusting means including at least an evaporation solenoid valve, a condensation solenoid valve and a microwave generator, comprising:
the first detection module is used for detecting the current temperature value in a target auxiliary cabinet through a target temperature sensor, wherein the target temperature sensor is arranged in the target auxiliary cabinet, and the target auxiliary cabinet is any one of the at least one auxiliary cabinet;
the first comparison module is used for comparing the current temperature value with a preset range;
and the first control module is used for controlling the switch of the temperature adjusting device in the target auxiliary cabinet according to the comparison result.
9. A control device, characterized in that the control device comprises the apparatus of claim 8.
10. A storage medium, in which a computer program is stored, wherein the computer program is arranged to perform the method of any of claims 1 to 7 when executed.
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| CN202010969855.0A CN112181016A (en) | 2020-09-15 | 2020-09-15 | Temperature control method and device of storage cabinet and control equipment |
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| CN202010969855.0A CN112181016A (en) | 2020-09-15 | 2020-09-15 | Temperature control method and device of storage cabinet and control equipment |
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Cited By (1)
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| CN113744469A (en) * | 2021-09-08 | 2021-12-03 | 京东方科技集团股份有限公司 | Food preservation method and device, electronic equipment and computer readable storage medium |
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